/* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package bim.web.security;

import keter.web.security.KeterLoginException;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;

/**
 * An {@link AuthenticationProvider} implementation that retrieves user details from a {@link UserDetailsService}.
 *
 * @author Ben Alex
 * @author Rob Winch
 */
public class AppDaoAuthenticationProvider extends DaoAuthenticationProvider {
	/**
	 * Logger for this class
	 */
	private static final Logger logger = LoggerFactory.getLogger(AppDaoAuthenticationProvider.class);	

    @Override
    protected void additionalAuthenticationChecks(UserDetails userDetails,
            UsernamePasswordAuthenticationToken authentication){    	
    		try {
				super.additionalAuthenticationChecks(userDetails, authentication);
			} catch (AuthenticationException e) {
				logger.error("haha",e);
				throw new KeterLoginException("用户身份认证失败！",String.format("用户[{}]密码错误",userDetails.getUsername()));
			}
    }

}
